Young road users lie more often - but have worse grades Young people who use e-cigarettes or cannabis have more sex than others. But they also have lower grades and more difficulties at school.
Flavour and effect can affect the risk of e-cigarettes Fewer hazardous substances than in cigarette smoke. But risks vary with different flavours in the vapour - albeit at a low level.
Lack of knowledge about nicotine among doctors Läkare tror felaktigt att nikotin orsakar cancer, hjärt-kärlsjukdomar och KOL. Det visar en ny amerikansk studie.